Season 3, Episode 20 Untouchable

First Aired: April 18, 2006

A Pentagon cryptologist is found dead from an apparent suicide while the team is in the middle of a search for a mole there. Abby finds evidence to suggest that someone was with the victim at the time of her death. Victoria Mallard: Nina Foch. Lt. Napleton: Kimberlee Peterson. Capt. Dorn: Scott Paulin.

Premise: A successful "JAG" spin-off about criminal cases involving Navy and Marine personnel, handled by the Naval Criminal Investigative Service. For the second season, the series title was shortened from "Navy NCIS" to "NCIS."
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